Interfirst Mortgage Company will be closed on Monday, May 30, 2022 in observance of the Memorial Day holiday.


Live States List

Access the list here.

(updated 5/26/2022)


IMC UW Scenarios Box

(updated 4/6/2022)


Wholesale Rate Lock Extension Information

Rate Desk Information

Hours: Monday - Friday 8am - 5pm CST

Lock Extensions

  • Conventional
    • 7-day: .125
    • 15-day: .250
    • 30-day: .375
    • Lock extension are available on a case by case basis based on market conditions.

All locks are subject to a final price review by the Company and may change in the event of user/technical error or other violation of Company policy or agreement. Contact us at lockdesk@interfirst.com with any questions or for more information.

(updated 4/4/2022)


New LLPA Adjustments

On 1/6/2022, the Federal Housing Finance Agency announced increases to upfront fees for certain high balance and second home loans for loan deliveries as of 4/1/2022.

As a result, Interfirst Mortgage Company will apply new LLPA adjustments to new locks starting 1/31/2022.

For more information, please see the chart below.

FHFA New LLPA Adjustments (1)

(updated 1/26/2022)

Product Guidelines And Overlays

Broker Partner Training

Helpful guides for doing business with Interfirst:


Insurance policies:

Interfirst by ServiceMac, LLC
PO Box 29411
Phoenix, AZ

Title, CPL, and subordinations:

Interfirst Mortgage Company ISAOA
9525 W Bryn Mawr Ave
Rosemont, IL

Insurance policies on ONE DSCR Program:

Interfirst Mortgage Company
P.O. Box 4500
Springfield, OH 45501