Telefonnummer

Telefonnummer is a Swedish phone number formatter and parser (v2.1.0, stable). It formats both mobile and landline numbers to a standardized format with area code support. Includes functions for parsing, validation (with optional mobile-only check), area code lookup, normalization, and equality comparison. Ships TypeScript types. Updated infrequently, last release 2023-09-01. Key differentiator: focused solely on Swedish numbers with official area code data from PTS.