CitysDirectory
City of Chicago
Directory area code 312 and prefix 645 available at City of Chicago
Directory Numbers
+1 (312) 645-XXXX
Here are the components:
Country Code: +1 (both the USA and Canada share the same country code).
Area Code: A 3-digit code that designates a specific geographic area or region.
Prefix: A 3-digit code that narrows the location within the area covered by the area code.
Line Number: A 4-digit number unique to the individual or business within that prefix.
312-645-00**
312-645-01**
312-645-02**
312-645-03**
312-645-04**
312-645-05**
312-645-06**
312-645-07**
312-645-08**
312-645-09**
312-645-10**
312-645-11**
312-645-12**
312-645-13**
312-645-14**
312-645-15**
312-645-16**
312-645-17**
312-645-18**
312-645-19**
312-645-20**
312-645-21**
312-645-22**
312-645-23**
312-645-24**
312-645-25**
312-645-26**
312-645-27**
312-645-28**
312-645-29**
312-645-30**
312-645-31**
312-645-32**
312-645-33**
312-645-34**
312-645-35**
312-645-36**
312-645-37**
312-645-38**
312-645-39**
312-645-40**
312-645-41**
312-645-42**
312-645-43**
312-645-44**
312-645-45**
312-645-46**
312-645-47**
312-645-48**
312-645-49**
312-645-50**
312-645-51**
312-645-52**
312-645-53**
312-645-54**
312-645-55**
312-645-56**
312-645-57**
312-645-58**
312-645-59**
312-645-60**
312-645-61**
312-645-62**
312-645-63**
312-645-64**
312-645-65**
312-645-66**
312-645-67**
312-645-68**
312-645-69**
312-645-70**
312-645-71**
312-645-72**
312-645-73**
312-645-74**
312-645-75**
312-645-76**
312-645-77**
312-645-78**
312-645-79**
312-645-80**
312-645-81**
312-645-82**
312-645-83**
312-645-84**
312-645-85**
312-645-86**
312-645-87**
312-645-88**
312-645-89**
312-645-90**
312-645-91**
312-645-92**
312-645-93**
312-645-94**
312-645-95**
312-645-96**
312-645-97**
312-645-98**
312-645-99**
Complete Phone Number
e.g. 111-222-3333
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