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Table 1 Classification of ZIP codes based on the number of people living in a population cluster+

From: Rural–urban differences in dental service use among children enrolled in a private dental insurance plan in Wisconsin: analysis of administrative data

AHEC Category

Description

Rural 1

ZIP codes with population of less than 2500 living in population clusters

Rural 2

ZIP codes with population of 2,500-9,999 living in population clusters

Rural 3

ZIP codes with population of 10,000 – 49,999 living in population clusters

Urban

ZIP codes with population of 50,000 up to 1 million living inside urbanized areas outside the Milwaukee metropolitan area

Suburban Milwaukee

Milwaukee Metropolitan area; excluding inner-city Milwaukee ZIP codes

Urban Milwaukee

Milwaukee county- Inner-city Milwaukee ZIP codes

  1. + Personal Communication from Ms. Nancy Sugden Director, Wisconsin Area Health Education Center.