Relationship with Granite[edit] The post office for the 21163 ZIP code is in Woodstock, Howard County, but the ZIP code covers, and the post office serves, residents of both counties. The post office also serves the 21104 ZIP code, which is similarly split between Howard and Carroll Counties.
Tax Phone Numbers and Addresses. TeleTax is the IRS toll-free telephone service that provides both recorded tax information and automated refund information. Recorded Tax Information consists of approximately 150 recorded topics that provide basic tax information. This Touch-Tone service is available 24 hours a day, 7 days a week. Select, by number, the topic you want to hear, and then call 1-800-829-4477. You can also use the online version here: http://www.irs.gov/taxtopics/.
Call the toll-free IRS telephone number for individuals if you are calling about a personal tax matter. This number is 1-800-829-1040. The business hours are between 7:00 a.m. and 7:00 p.m. in your local time zone.he IRS can be reached at 1-800-829-4059, between 7:00 a.m. and 7:00 p.m. local time. 6. Call the toll-free telephone number for charitable organizations and government agencies if you are an exempt agency or a retirement plan administrator needing help.