US Passport Number
Overview
Detects potential U.S. passport numbers based on standardized alphanumeric pattern characteristics defined by the U.S. Department of State.
Format
Exactly 9 characters: the first character is alphanumeric (A–Z or 0–9), followed by 8 numeric digits (0–9). No spaces, hyphens, or special characters are allowed. Leading zeros are permitted.
Checksum
No
Whole word match
Yes
Confidence level
Medium
Proximity
300 characters
Keywords
| passport | passport no | passport number | passport numbers |
| passportid | passportno | passportnumber | passportnumber.passportnumbers |
| passportnumbers | passports |