J & K Communications is also listed under the following categories: Standard Yellow Pages Heading (SYPH) Categories:

• Paging & Signaling Equipment

North American Industry Classification System (NAICS) Categories:

• Other Electronic Parts And Equipment Merchant Wholesalers > Communication Equipment > Paging & Signaling Equipment

Standard Industry Classification (SIC) Categories:

• Electronic Parts & Equipment > Communication Equipment > Paging & Signaling Equipment