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CDER DATA STANDARDS MANUAL |
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CDER DATA STANDARDS MANUAL |
FDA Data Element Number. None.
CDER Data Element Number. C-GEN-10204
Data Element Name. Telephone Number, Format 1.
Description. This standard provides format specifications for representing the telephone number for the United States, the Bahamas, Bermuda, and Canada.
Source. Bell Atlantic directory.
Relationship. See Telephone Area Code, Format 1.
FDA Specifications. None.
CDER Specifications. Telephone Number, Format 1 is represented by numeric text of seven characters. There shall be no punctuation (including no hyphen between the third and fourth digits).
FDA Approved Date.
CDER Approved Date. January 10, 1995.
FDA Revised Date.
CDER Revised Date.
Data Values. Literal. Letters shall be converted to numbers in the following way:
| NAME | DEFINITION | FDA CODE |
|---|---|---|
| A, B, and C | 2 | |
| D, E, and F | 3 | |
| G, H, and I | 4 | |
| J, K, and L | 5 | |
| M, N, and O | 6 | |
| P, R, and S | 7 | |
| T, U, and V | 8 | |
| W, X, and Y | 9 |