Looks like a BIG rock! Damage doesn’t look that bad as long as nothing is leaking. Replacing the bumper cover would be required for visual appeal. The vehicle should be able to be driven without issue.
Here is a replacement front bumper for less than $100 with free shipping For a 1998 Honda Accord Sedan. Follow image for more Details…
Evan-Fischer Bumper Cover is an affordable replacement product for your restoration needs; this is an OE comparable item, manufactured in accordance to industry standards to ensure product durability and reliability. A high-quality bumper cover will not only reinforce the protective function of the bumper, but it will also enhance the appeal of the vehicle. All Evan-Fischer products are covered by 1-Year Unlimited Mileage Warranty.
Having it painted to match should cost a couple hundred and maybe another hundred to have it installed or you can do it yourself.