The following pages link to Numbering plan area:
Displayed 9 items.
- Blue box (← links | edit)
- 555 (telephone number) (← links | edit)
- Telephone numbering plan (← links | edit)
- Area codes 416, 647, 437, and 942 (← links | edit)
- Area codes 850 and 448 (← links | edit)
- Overlay complex (← links | edit)
- Seven-digit dialing (← links | edit)
- List of Massachusetts area codes (← links | edit)
- Area code 763 (← links | edit)