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External Data Source

Source

Regular Expression
^\((([2-7][0-9]{2})|(8(0[^0]|[^0]0|1\d|2[^2]|[^2]2|3[^3]|[^3]3|4[^4]|[^4]4|5[^5]|[^5]5|6[^6]|[^6]6|7[^7]|[^7]7|8[^8]|[^8]8|9\d){1})|(9(0[^0]|[^0]0|[1-9][1-9])))\)\s?[0-9]{3}(-|\s)?[0-9]{4}$|^(([2-7][0-9]{2})|(8(0[^0]|[^0]0|1\d|2[^2]|[^2]2|3[^3]|[^3]3|4[^4]|[^4]4|5[^5]|[^5]5|6[^6]|[^6]6|7[^7]|[^7]7|8[^8]|[^8]8|9\d){1})|(9(0[^0]|[^0]0|[1-9][1-9])))-?[0-9]{3}-?[0-9]{4}$