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270  Address (R)

Input Standards

1st Indicator  Level
blank character No level specified
1 Primary
2 Secondary
2nd Indicator  Type of address
blank character No type specified
0 Mailing
7 Type specified in subfield ‡i
Subfields (R=Repeatable  NR=Nonrepeatable) Input Standards
‡a Address (R) Optional/Optional
‡b City (NR) Optional/Optional
‡c State or province (NR) Optional/Optional
‡d Country (NR) Optional/Optional
‡e Postal code (NR) Optional/Optional
‡f Terms preceding attention name (NR) Optional/Optional
‡g Attention name (NR) Optional/Optional
‡h Attention position (NR) Optional/Optional
‡i Type of address (NR) Optional/Optional
‡j Specialized telephone number (R) Optional/Optional
‡k Telephone number (R) Optional/Optional
‡l Fax number (R) Optional/Optional
‡m Electronic mail address (R) Optional/Optional
‡n TDD or TTY number (R) Optional/Optional
‡p Contact person (R) Optional/Optional
‡q Title of contact person (R) Optional/Optional
‡r Hours (R) Optional/Optional
‡z Public note (R) Optional/Optional
‡4 Relator code (R) Optional/Optional


Addresses and electronic access data (such as telephone, fax, TTY, etc.) associated with a bibliographic item. Enter multiple addresses (such as mailing addresses or addresses corresponding to different physical locations of an item or facilities) in separate 270 fields.

1st Indicator

Level. A value that specifies the level of the address. Use to distinguish primary and additional (secondary) addresses.

blank character

No level specified. Type of address is not specified.


Primary. The information relates to a primary address.


Secondary. The information relates to an address that is not the primary address.

2nd Indicator

Type of address. A value that specifies the type of the address for cases when identification of the type is needed at the field level. At present, only one type of address is accommodated by a specific 2nd indicator value. Indicate other types in subfield ‡i (Type of address).

blank character

No type specified. Type of address is not specified.


Mailing. The field contains a mailing address.


Type specified in subfield ‡i. The address is other than a mailing address and its type is identified in subfield ‡i (Type of address).


‡a Address

All address information preceding the name of the city or town except attention information, which you enter in subfields ‡f, ‡g, and ‡h . Use also to indicate if no address information is available. Repeat subfield ‡a to indicate separations of information, such as when parts of the address preceding the name of the city or town need to be printed on separate lines.

270     No address given/sin dirección
270 1   Gateway Publishing ‡a P.O. Box 786 ‡b North Adams ‡c MA ‡e 01247 ‡k 1-414-664-9343 ‡m
‡b City

The name of the city or town.

270 1   Claims Providers of America ‡a P.O. Box 395 ‡b Esparto ‡c CA ‡e 95627 ‡k 1-800-735-6660 ‡l 1-916-796-3631 ‡m
‡c State or province

The name of the state, province, or next larger jurisdiction, when this information is an integral part of the address. For states in the United States, use the two-character U.S. Postal Service abbreviations.

270     American National Standards Institute ‡a 11 West 42 Street ‡b New York ‡c NY ‡e 10036 ‡k 1-212-642-4900 ‡l 1-212-398-0023
‡d Country

For the United States, use U.S. For other countries, use the full name, not one of the standard international codes (e.g., Netherlands, not NL).

270     International Atomic Energy Agency ‡a P.O. Box 100 ‡a Wagramer Strasse 5, ‡e A-1400 ‡b Vienna ‡d Austria ‡k +43-1-2600-0 ‡l +43-1-2600-7 ‡m
270 1   GaleNet ‡a 835 Penobscot Bldg. ‡b Detroit ‡c MI ‡d U.S. ‡e 48226-4094 ‡m
‡e Postal code

The alphanumeric code assigned the postal delivery area by a national postal agency. For the United States, use a five-digit ZIP or nine-digit ZIP + four code. Omit alphabetic country codes that are sometimes given with the postal code (e.g., omit D from the German code D-01437).

270     Bibliothèque américaine à Paris ‡a 10 rue du Général Camou ‡b Paris ‡d France ‡e 75007
270     University of Alaska ‡a 707 A St. ‡b Anchorage ‡c AK ‡e 99501 ‡k 1-901-279-4523
‡f Terms preceding attention name

The title associated with the attention name (e.g., General, Dr., or Reverend) when the title precedes the name.

270 1   ‡f Dr. ‡g George Smith ‡h Director ‡a 8899 South Lobo St. ‡b Vancouver ‡c BC ‡d Canada ‡e V2N 1Z5 ‡j 1-800-543-1234 ‡k 1-604-947-1255 ‡l 1-604-947-0505 ‡m GSMITHBC
‡g Attention name

The attention name (e.g., the name of a person) when an item is to be sent to the attention of a particular person.

270 1 0 ‡g Kerry Cook ‡a 6172 Devon Drive ‡b Columbia ‡c MD ‡e 21045 ‡k 1-301-596-101
‡h Attention position

The title associated with the attention name (e.g., M.D.) when the title follows the name of the person.

270     ‡g Robert Jones ‡h Executive Director ‡a 3701 Old Court Road, Suite 20 ‡b Baltimore ‡c MD ‡e 21208 ‡k 1-410-486-5515
‡i Type of address

One or more words denoting the kind of address found in the field (e.g., Mailing). Enter subfield ‡i first in the field.

270 1 7 ‡i Billing address: ‡a Sears Credit ‡a 7023 Albert Pick Rd. ‡b Greensboro ‡c NC ‡e 27409 ‡d USA ‡j 1-800-347-8425
270 2 7 ‡i Mailing: ‡g c/o M. Ballweg ‡a 87 Woodward Ave. ‡b Staten Island ‡c NY ‡e 10314 ‡k 1-718-761-5679
[The society has no physical location]
‡j Specialized telephone number

An important service number (as opposed to an administrative telephone number in subfield ‡k .) For example, hotline numbers, toll-free "800" numbers, emergency numbers, etc. For multiple numbers, enter each in a separate subfield ‡j. Hotline numbers precede other specialized telephone numbers. Enter numbers as follows: [country code]-[area/city code]-[line number]. If an extension applies, add it to the telephone number preceded by x.

270 1 0 P.O. Box 50007 ‡b Pasadena ‡c CA ‡e 91115 ‡j 1-213-681-2626 (24 hour hotline)
270 2   666 Broadway ‡b New York ‡c NY ‡e 10012 ‡j 1-800-221-4602 ‡k 1-212-460-9330 ‡p Donna M. Rosenthal
‡k Telephone number

A regular telephone number associated with the address and/or the public information contact person at that address. Use also for information that no telephone number is available. For multiple numbers, enter each in a separate subfield ‡k .

270     ‡k 1-800-522-7116 ‡n 1-800-523-3494 (TTY)
[The association has no physical location]
270 1   4844 Broadway ‡b New York ‡c NY ‡k 1-212-569-5050
270 1   8950 Route 108 ‡a Gorman Plaza, Suite 116 ‡b Columbia ‡c MD ‡e 21045 ‡j 1-410-997-CASA (hotline) ‡k 1-410-997-0304
270 2   Florence Bain Center ‡a 5470 Beaverkill Road ‡b Columbia ‡c MD ‡k 1-410-964-0415 (Eve) ‡k 1-410-461-0275 (Day)

Input order of regular telephone numbers. For an address in which the regular and a contact person's telephone number are different, enter the telephone number associated with the address after the address information (subfields ‡i, ‡a – ‡h). Enter the telephone number associated with the contact person after the name of the contact person (subfield ‡p) and the contact person's title (subfield ‡q).

270     1500 Greenmount Ave. ‡b Baltimore ‡c MD ‡e 21202 ‡k 1-410-361-4669 ‡p Donna Green ‡k 1-410-361-4671 ‡p Shirley Price ‡k 1-410-361-4674

If the telephone numbers are the same, enter the number after the address.

‡l Fax number

The fax number associated with the address. For multiple numbers, enter each in a separate subfield ‡ .

270 1   Hoover's, Inc. ‡a 1033 La Posada Dr., Suite 250 ‡b Austin ‡c TX ‡e 78752 ‡k 1-512-374-4500 ‡l 1-512-374-4501 ‡m
‡m Electronic mail address

The electronic number address associated with the address. For multiple addresses, enter each in a separate subfield ‡m.

270     Library of Congress ‡a Network Development and MARC Standards Office ‡b Washington ‡c DC ‡d U.S. ‡e 20540-4102 ‡l 1-202-707-0115 ‡m
‡n TDD or TTY number

The TDD or TTY numbers associated with the address. If there is both a TDD number and a TTY number (and/or more than one of each), enter each in a separate subfield ‡n.

270     Little Patuxent Parkway ‡b Columbia ‡c MD ‡k 1-410-992-4800 ‡n 1-410-992-4822 (TDD)
‡p Contact person

The name of a contact person at the address. For multiple contact people, enter each name in a separate subfield ‡p . If the name is the same as the attention name (subfield ‡g), do not repeat the name in subfield ‡p.

270     P.O. Box 223 ‡b Broken Arrow ‡c OK ‡e 74013 ‡p Sgt. Kathy Hibner
‡q Title of contact person

The title of the contact person.

270     Hannah More Academy Center ‡a 12035 Reisterstown Rd. ‡b Reisterstown ‡c MD ‡e 21136 ‡k 1-410-887-1139 ‡p Ian J. Forrest ‡q Bureau Chief
‡r Hours

The hours that access to the address, contact, and/or telephone numbers is available. Use only for the hours associated with address information. If you want to enter the hours for a system or service, use field 307 (Hours, Etc.), not field 270 subfield ‡r. (Days of the week and global time zone usually accompany hours).

270     Johns Hopkins University ‡a 5457 Twin Knolls Road ‡b Columbia ‡c MD ‡e 21045 ‡k 1-410-997-8045 ‡r M-F 8:30am-5:00 pm USA EST
‡z Public note

Notes relating to the address information.

‡4 Relator code

For information about subfield ‡4, see Control Subfields.

270 1   OCLC Online Computer Library Center, Inc. ‡a 6565 Kilgour Pl. ‡b Dublin ‡c OH ‡e 43017 ‡4 org

This page last revised: March 22, 2016