CitysDirectory
City of Chicago
Directory area code 312 and prefix 620 available at City of Chicago
Directory Numbers
+1 (312) 620-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.
312-620-00**
312-620-01**
312-620-02**
312-620-03**
312-620-04**
312-620-05**
312-620-06**
312-620-07**
312-620-08**
312-620-09**
312-620-10**
312-620-11**
312-620-12**
312-620-13**
312-620-14**
312-620-15**
312-620-16**
312-620-17**
312-620-18**
312-620-19**
312-620-20**
312-620-21**
312-620-22**
312-620-23**
312-620-24**
312-620-25**
312-620-26**
312-620-27**
312-620-28**
312-620-29**
312-620-30**
312-620-31**
312-620-32**
312-620-33**
312-620-34**
312-620-35**
312-620-36**
312-620-37**
312-620-38**
312-620-39**
312-620-40**
312-620-41**
312-620-42**
312-620-43**
312-620-44**
312-620-45**
312-620-46**
312-620-47**
312-620-48**
312-620-49**
312-620-50**
312-620-51**
312-620-52**
312-620-53**
312-620-54**
312-620-55**
312-620-56**
312-620-57**
312-620-58**
312-620-59**
312-620-60**
312-620-61**
312-620-62**
312-620-63**
312-620-64**
312-620-65**
312-620-66**
312-620-67**
312-620-68**
312-620-69**
312-620-70**
312-620-71**
312-620-72**
312-620-73**
312-620-74**
312-620-75**
312-620-76**
312-620-77**
312-620-78**
312-620-79**
312-620-80**
312-620-81**
312-620-82**
312-620-83**
312-620-84**
312-620-85**
312-620-86**
312-620-87**
312-620-88**
312-620-89**
312-620-90**
312-620-91**
312-620-92**
312-620-93**
312-620-94**
312-620-95**
312-620-96**
312-620-97**
312-620-98**
312-620-99**
Complete Phone Number
e.g. 111-222-3333
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