While the US uses 5-digit codes, other countries use longer numeric strings:
In planning and development documents, such as those from the San Francisco Planning Commission , specific numerical codes like are cited in reference to Planning Code sections. For example, Section 145 governs ground-floor ceiling height requirements for urban mixed-use districts. Global Postal Systems 145284 zip
Postal Index Numbers (PIN) are 6 digits. The code 145284 does not currently match a registered major post office, though the 145xxx series generally covers the Gurdaspur region in Punjab. While the US uses 5-digit codes, other countries