Numbering - Musharof Chy

Musharof Chy

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Créé il y a 11 mois

Information about the central database for US toll free number management.

Musharof Chy

2579 vues

Créé il y a 11 mois

The historical relationship between North American telephone exchange names and numbers.

Musharof Chy

2579 vues

Créé il y a 11 mois

A collection of all international numbering plans in the world. Some features require a paid subscr...