To calculate federal income tax, you need to first estimate your adjusted gross income (AGI). Then, estimated taxable income is determined by subtracting allowable deductions and exemptions from AGI.
Get Directions. 1  Barnes Field House Phone. 520-533-3858. 2  Barnes Field House Website. Barnes Field House Website. 3  Mon. 0500 - 1800.  Hours Info. Holiday Pool Hours 0800-1700.
Phone Contact Numbers. As is the case with many retail websites, you have to go through a maze of FAQs and irrelevant information to reach the Barnes & Noble customer service contact information. The customer service phone center is open from 8 a.m. to 11 p.m. EST Monday to Friday and 9 a.m. to 11 p.m. Saturday and Sunday.