Code | Territory or use | Date | Notes |
200 | not in use; available for non-geographic ... | easily recognizable code (ERC) | |
New Jersey ( Bergen County and Hudson ... | 1947 | originally covered all of New Jersey in ... | |
1947 | in 2021, overlaid by 771 | ||
Southwestern Connecticut ( Bridgeport, ... | 1947 | originally covered all of Connecticut in ... |
Area codes 418, 581, and 367 are telephone area codes in the North American Numbering Plan (NANP) for the eastern portion of the Canadian province of Quebec. Area code 418 was originally assigned to the numbering plan area, but all three area codes now form an overlay plan for this territory. Cities in the numbering…
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